Injectors



FIG. 1 is a front and side perspective view of an injector according to an embodiment of the invention.

FIG. 2 is a front and side perspective view thereof;

FIG. 3 is a rear and side perspective view thereof; and,

FIG. 4 is a rear and side perspective view thereof.

The features shown in broken lines depict environmental subject matter only and form no part of the claimed design. 

We claim the ornamental design for an injector, as shown. 